Home / 5,270.31-7,273.76-3,032.15

Finding the Fourth Proportional to 5,270.31, 7,273.76 and 3,032.15

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Solution

The fourth proportional to 5,270.31, 7,273.76 and 3,032.15 is: 4,184.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,270.31 : 7,273.76 = 3,032.15 : x
  2. Step 2: Convert to fraction form
    5,270.31/7,273.76 = 3,032.15/x
  3. Step 3: Cross multiply
    5,270.31x = 7,273.76 × 3,032.15
  4. Step 4: Simplify right side
    5,270.31x = 22,055,131.38
  5. Step 5: Solve for x
    x = 22,055,131.38/5,270.31
  6. Step 6: Final answer
    x = 4,184.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.